Indigo Version 3 provides a quick and convenient option to select text in the data window and send that text to various other destination in the program or to the connected session.
Select a piece of text and then right-click to get to the context menu for "Selected Text".
Then, choose the destination where you would like to send the text. It's that simple!
A similar feature is also available in the command bar to send text in the command bar to these alternate destinations.